Napoli rejected a £58million offer from the Blues for their key defender last year

Koulibaly signed a new five-year deal earlier this season but another monster bid should be enough to secure his services.

And his agent believes that nothing should be ruled out for now, telling Radio Kiss Kiss Napoli: “Chelsea were interested [last summer] but then they signed David Luiz and you also have John Terry and Gary Cahill at the club so there is a lot of competition there.

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